Tencent Cloud Developer

Mar 16, 2018 · Operations

Introduction to Linux Performance Profiling Tools: Perf, gprof, and Valgrind

This article introduces three popular Linux performance profiling tools—Perf, gprof, and Valgrind—explaining their installation, basic command‑line usage, and how to visualize results with flame graphs, call graphs, or KCachegrind, while comparing their intrusiveness, startup methods, and output formats.